*SUPPORT*
IN: zup kiki OUT: YELLOW YELLOW
IN: dax wif zup wif zup OUT: YELLOW YELLOW BLUE
IN: fep lug fep kiki OUT: RED GREEN RED RED GREEN RED
IN: dax lug blicket dax OUT: BLUE GREEN BLUE
IN: fep OUT: RED
IN: dax wif dax OUT: BLUE BLUE
IN: lug fep wif fep wif dax OUT: BLUE RED GREEN RED
IN: lug kiki blicket fep OUT: GREEN GREEN RED
IN: dax fep blicket zup OUT: BLUE RED YELLOW
IN: zup OUT: YELLOW
IN: lug wif zup OUT: YELLOW GREEN
IN: dax lug wif zup OUT: YELLOW BLUE GREEN
IN: dax OUT: BLUE
IN: zup dax OUT: YELLOW BLUE

*QUERY*
IN: zup fep kiki OUT: YELLOW RED YELLOW RED
IN: lug zup zup kiki wif fep wif zup OUT: YELLOW RED GREEN YELLOW YELLOW GREEN YELLOW YELLOW
IN: lug dax OUT: GREEN BLUE
IN: dax blicket dax OUT: BLUE BLUE
IN: lug kiki OUT: GREEN GREEN
IN: fep kiki OUT: RED RED
IN: zup wif lug kiki OUT: GREEN YELLOW GREEN YELLOW
IN: fep kiki wif fep wif dax OUT: BLUE RED RED RED
IN: dax dax OUT: BLUE BLUE
IN: zup lug kiki OUT: YELLOW GREEN YELLOW GREEN

*GRAMMAR*
dax -> BLUE 
 zup -> YELLOW 
 fep -> RED 
 lug -> GREEN 
 x1 kiki -> [x1] [x1] 
 x1 blicket x2 -> [x1] [x2] 
 x1 wif u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 